Low 985 hPa centered on the center of the North Sea moving at 5 knots to the East and rising to 992 hPa to be centered on the East of the North Sea.
For Formerum, Terschelling :
No gale warning.
We are 80% sure of the situation, because the high pressure system could move in more quickly than forecast.
Very cloudy skies to overcast. Possibility of showers In the evening, very cloudy skies to overcast.
Possibility of showers W wind force 3 from the middle of the day. Gusts reaching 18 knots in the middle of the day. Smooth to slight sea. Low, short swell from W. Excellent visibility becoming poor in the evening.